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wireshark/ui/cli/tap-smbstat.c

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/* tap-smbstat.c
* smbstat 2003 Ronnie Sahlberg
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "epan/packet_info.h"
#include <epan/tap.h>
#include <epan/stat_cmd_args.h>
#include "epan/value_string.h"
#include <epan/dissectors/packet-smb.h>
#include "epan/timestats.h"
#define MICROSECS_PER_SEC 1000000
#define NANOSECS_PER_SEC 1000000000
void register_tap_listener_smbstat(void);
/* used to keep track of the statistics for an entire program interface */
typedef struct _smbstat_t {
char *filter;
timestat_t proc[256];
timestat_t trans2[256];
timestat_t nt_trans[256];
} smbstat_t;
static int
smbstat_packet(void *pss, packet_info *pinfo, epan_dissect_t *edt _U_, const void *psi)
{
smbstat_t *ss = (smbstat_t *)pss;
const smb_info_t *si = (const smb_info_t *)psi;
nstime_t t, deltat;
timestat_t *sp = NULL;
/* we are only interested in reply packets */
if (si->request) {
return 0;
}
/* if we havnt seen the request, just ignore it */
if (!si->sip) {
return 0;
}
if (si->cmd == 0xA0 && si->sip->extra_info_type == SMB_EI_NTI) {
smb_nt_transact_info_t *sti = (smb_nt_transact_info_t *)si->sip->extra_info;
/*nt transaction*/
if (sti) {
sp = &(ss->nt_trans[sti->subcmd]);
}
} else if (si->cmd == 0x32 && si->sip->extra_info_type == SMB_EI_T2I) {
smb_transact2_info_t *st2i = (smb_transact2_info_t *)si->sip->extra_info;
/*transaction2*/
if (st2i) {
sp = &(ss->trans2[st2i->subcmd]);
}
} else {
sp = &(ss->proc[si->cmd]);
}
/* calculate time delta between request and reply */
t = pinfo->fd->abs_ts;
nstime_delta(&deltat, &t, &si->sip->req_time);
if (sp) {
time_stat_update(sp, &deltat, pinfo);
}
return 1;
}
static void
smbstat_draw(void *pss)
{
smbstat_t *ss = (smbstat_t *)pss;
guint32 i;
guint64 td;
printf("\n");
printf("=================================================================\n");
printf("SMB SRT Statistics:\n");
printf("Filter: %s\n", ss->filter ? ss->filter : "");
printf("Commands Calls Min SRT Max SRT Avg SRT\n");
for (i=0; i<256; i++) {
/* nothing seen, nothing to do */
if (ss->proc[i].num == 0) {
continue;
}
/* we deal with transaction2 later */
if (i == 0x32) {
continue;
}
/* we deal with nt transaction later */
if (i == 0xA0) {
continue;
}
/* Scale the average SRT in units of 1us and round to the nearest us. */
td = ((guint64)(ss->proc[i].tot.secs)) * NANOSECS_PER_SEC + ss->proc[i].tot.nsecs;
td = ((td / ss->proc[i].num) + 500) / 1000;
printf("%-25s %6d %3d.%06d %3d.%06d %3" G_GINT64_MODIFIER "u.%06" G_GINT64_MODIFIER "u\n",
val_to_str_ext(i, &smb_cmd_vals_ext, "Unknown (0x%02x)"),
ss->proc[i].num,
(int)(ss->proc[i].min.secs), (ss->proc[i].min.nsecs+500)/1000,
(int)(ss->proc[i].max.secs), (ss->proc[i].max.nsecs+500)/1000,
td/MICROSECS_PER_SEC, td%MICROSECS_PER_SEC
);
}
printf("\n");
printf("Transaction2 Commands Calls Min SRT Max SRT Avg SRT\n");
for (i=0; i<256; i++) {
/* nothing seen, nothing to do */
if (ss->trans2[i].num == 0) {
continue;
}
/* Scale the average SRT in units of 1us and round to the nearest us. */
td = ((guint64)(ss->trans2[i].tot.secs)) * NANOSECS_PER_SEC + ss->trans2[i].tot.nsecs;
td = ((td / ss->trans2[i].num) + 500) / 1000;
printf("%-25s %6d %3d.%06d %3d.%06d %3" G_GINT64_MODIFIER "u.%06" G_GINT64_MODIFIER "u\n",
val_to_str_ext(i, &trans2_cmd_vals_ext, "Unknown (0x%02x)"),
ss->trans2[i].num,
(int)(ss->trans2[i].min.secs), (ss->trans2[i].min.nsecs+500)/1000,
(int)(ss->trans2[i].max.secs), (ss->trans2[i].max.nsecs+500)/1000,
td/MICROSECS_PER_SEC, td%MICROSECS_PER_SEC
);
}
printf("\n");
printf("NT Transaction Commands Calls Min SRT Max SRT Avg SRT\n");
for (i=0; i<256; i++) {
/* nothing seen, nothing to do */
if (ss->nt_trans[i].num == 0) {
continue;
}
/* Scale the average SRT in units of 1us and round to the nearest us. */
td = ((guint64)(ss->nt_trans[i].tot.secs)) * NANOSECS_PER_SEC + ss->nt_trans[i].tot.nsecs;
td = ((td / ss->nt_trans[i].num) + 500) / 1000;
printf("%-25s %6d %3d.%06d %3d.%06d %3" G_GINT64_MODIFIER "u.%06" G_GINT64_MODIFIER "u\n",
val_to_str_ext(i, &nt_cmd_vals_ext, "Unknown (0x%02x)"),
ss->nt_trans[i].num,
(int)(ss->nt_trans[i].min.secs), (ss->nt_trans[i].min.nsecs+500)/1000,
(int)(ss->nt_trans[i].max.secs), (ss->nt_trans[i].max.nsecs+500)/1000,
td/MICROSECS_PER_SEC, td%MICROSECS_PER_SEC
);
}
printf("=================================================================\n");
}
static void
smbstat_init(const char *opt_arg, void *userdata _U_)
{
smbstat_t *ss;
guint32 i;
const char *filter = NULL;
GString *error_string;
if (!strncmp(opt_arg, "smb,srt,", 8)) {
filter = opt_arg + 8;
} else {
filter = NULL;
}
ss = g_new(smbstat_t, 1);
if (filter) {
ss->filter = g_strdup(filter);
} else {
ss->filter = NULL;
}
for (i=0; i<256; i++) {
ss->proc[i].num = 0;
ss->proc[i].min_num = 0;
ss->proc[i].max_num = 0;
ss->proc[i].min.secs = 0;
ss->proc[i].min.nsecs = 0;
ss->proc[i].max.secs = 0;
ss->proc[i].max.nsecs = 0;
ss->proc[i].tot.secs = 0;
ss->proc[i].tot.nsecs = 0;
ss->trans2[i].num = 0;
ss->trans2[i].min_num = 0;
ss->trans2[i].max_num = 0;
ss->trans2[i].min.secs = 0;
ss->trans2[i].min.nsecs = 0;
ss->trans2[i].max.secs = 0;
ss->trans2[i].max.nsecs = 0;
ss->trans2[i].tot.secs = 0;
ss->trans2[i].tot.nsecs = 0;
ss->nt_trans[i].num = 0;
ss->nt_trans[i].min_num = 0;
ss->nt_trans[i].max_num = 0;
ss->nt_trans[i].min.secs = 0;
ss->nt_trans[i].min.nsecs = 0;
ss->nt_trans[i].max.secs = 0;
ss->nt_trans[i].max.nsecs = 0;
ss->nt_trans[i].tot.secs = 0;
ss->nt_trans[i].tot.nsecs = 0;
}
error_string = register_tap_listener("smb", ss, filter, 0, NULL, smbstat_packet, smbstat_draw);
if (error_string) {
/* error, we failed to attach to the tap. clean up */
g_free(ss->filter);
g_free(ss);
fprintf(stderr, "tshark: Couldn't register smb,srt tap: %s\n",
error_string->str);
g_string_free(error_string, TRUE);
exit(1);
}
}
static stat_tap_ui smbstat_ui = {
REGISTER_STAT_GROUP_GENERIC,
NULL,
"smb,srt",
smbstat_init,
-1,
0,
NULL
};
void
register_tap_listener_smbstat(void)
{
register_stat_tap_ui(&smbstat_ui, NULL);
}
/*
* Editor modelines - http://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 8
* tab-width: 8
* indent-tabs-mode: t
* End:
*
* vi: set shiftwidth=8 tabstop=8 noexpandtab:
* :indentSize=8:tabSize=8:noTabs=false:
*/
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